Ancient rocks show Earth’s magnetic field followed deep heat patterns inside the planet for hundreds of millions of years.
While we have sent probes billions of kilometers into interstellar space, humans have barely scratched the surface of our own ...
Earth’s magnetic field is easy to forget. It doesn’t make noise, it doesn’t flash, and it doesn’t ask for attention. Yet it ...
Something unusual keeps turning up in marine sediments. These are large crystals of magnetite, formed by biology rather than geology, and preserved fo.
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The real reason ships have two balls by the compass, correcting magnetic errors at sea
Those two metal spheres are not decoration, they are Kelvin’s balls, part of a precise system that counteracts magnetic errors caused by steel hulls. This explains how permanent and induced magnetism ...
Deep beneath the ocean floor, ancient sediments hint that Earth’s magnetic field sometimes changed far more slowly than expected.
Earth's magnetic field is generated by the churn of its liquid nickel-iron outer core, but it is not a constant feature. Every so often, the magnetic north and south poles swap places in what are ...
In A Nutshell Two massive hot regions deep beneath Africa and the Pacific Ocean have been influencing Earth’s protective ...
Ancient magnetic fossils reveal that animal navigation using Earth’s magnetic field may have evolved far earlier than ...
Anschütz has claimed a new benchmark in naval navigation with its SYNAPSIS WECDIS NX, a system with a powerful mix of ...
A supercooled microscopic ferromagnet proves the existence of gyroscopic magnetic behaviour that has been long sought by ...
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